linux-kernel - [PATCH] drm/nouveau/fifo: fix simple

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Message-ID: <20150728110350.GA241510@lkp-ib04>
Date:	Tue, 28 Jul 2015 19:03:50 +0800
From:	kbuild test robot <fengguang.wu@...el.com>
To:	Ben Skeggs <bskeggs@...hat.com>
Cc:	kbuild-all@...org, David Airlie <airlied@...ux.ie>,
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: [PATCH] drm/nouveau/fifo: fix simple_return.cocci warnings

drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c:372:1-4: WARNING: end returns can be simpified

 Simplify a trivial if-return sequence.  Possibly combine with a
 preceding function call.

Generated by: scripts/coccinelle/misc/simple_return.cocci

Signed-off-by: Fengguang Wu <fengguang.wu@...el.com>
---

 gk104.c |    6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c
@@ -369,11 +369,7 @@ gk104_fifo_context_ctor(struct nvkm_obje
 	nv_wo32(base, 0x0208, 0xffffffff);
 	nv_wo32(base, 0x020c, 0x000000ff);
 
-	ret = nvkm_vm_ref(nvkm_client(parent)->vm, &base->vm, base->pgd);
-	if (ret)
-		return ret;
-
-	return 0;
+	return nvkm_vm_ref(nvkm_client(parent)->vm, &base->vm, base->pgd);
 }
 
 static void
--
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